-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Two steps are required to cryptographically verify image integrity. 1. By verifying the integrity of this signature file, you can be sure that the checksums included in this file are valid. $ gpg --keyserver hkp://pool.sks-keyservers.net --recv-keys 0xA16EB94D $ gpg --list-keys 0xA16EB94D pub 2048R/A16EB94D 2008-08-15 [expires: 2023-08-12] uid Turnkey Linux Release Key $ gpg --verify debian-8-turnkey-core_14.0-1_amd64.ova.sig gpg: Good signature from "Turnkey Linux Release Key" 2. By calculating the image checksum and validating the hashed value is the same as listed below, you can be sure the image was not corrupted in transit or tampered with. $ md5sum debian-8-turnkey-core_14.0-1_amd64.ova b0b90332f002d79ac884e86deb553cc3 $ sha1sum debian-8-turnkey-core_14.0-1_amd64.ova ce1e4611b3e342622ee4dbb496d2e0b42253b0ac -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQEcBAEBAgAGBQJWObxRAAoJEIXCXpWhbrlNiDgH/iWgs+ScnytpNKB7mFpPICYw Xztxsc+nC4uPEtkXSHbNymrUEtuUYFzQxRcAsO1pG85FgrbcVjc8hkVrbHO8MdWZ auJTpT5mIrBKL/VRMwArb0PZTeoRpU7Z6zWeqJpazZ/P67b3/Dog82v9C+mJ9IeL CCrY9WfZDm4l/aF8NP988EYXANPqbSlIn50AFSeIg1l6PSkblxtABGLI0Ygz3/b1 8ggmj0AuuhmMqzemNc1fJuOHfldFadtO0UhO+IX7wJwE9HFLPVRrRxeCUd7vRm5r dz3UooAKkhAP5rcYjvnu18p4PPcwY7DFnm9mGHNgNYlYKJRHovtSDThxWaytv1A= =PMdV -----END PGP SIGNATURE-----